Technology - Study Mode

[#31] Sometimes computers and cache registers in a foodmart are connected to a UPS system. What does UPS mean?
Correct Answer

(D) Uninterruptable Power Supply

Explanation

Solution: An uninterruptable power supply (UPS) is a backup power supply, such as a battery, that provides emergency power in the event that power is lost from the main supply.

[#32] Who co-founded Hotmail in 1996 and then sold the company to Microsoft?
Correct Answer

(C) Sabeer Bhatia

[#33] '.TMP' extension refers usually to what kind of file?
Correct Answer

(C) Temporary file

[#34] In the UK, what type of installation requires a fireman's switch?
Correct Answer

(B) High Pressure Sodium Lighting

Explanation

Solution: Twisting the yoke will tilt the picture. A projection color television uses three picture tubes and yokes for red, green and blue light.

[#35] The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?
Correct Answer

(B) Yoke

Explanation

Solution: PAL and SECAM are standards used in other countries. RGB stands for red, green, and blue - the colors of light used to create an image in a color tv set and is often used as a format name for computer monitors.